Phlogacanthus pulcherrimus T. Anderson (1867: 507)

Hai, Do Van, Hoan, Duong Thi, Nuraliev, Maxim S., Kuznetsov, Andrey N., Kuznetsova, Svetlana P., Choudhary, Ritesh Kumar & Lee, Joongku, 2021, Untangling the taxonomy of Phlogacanthus pulcherrimus (Acanthaceae) newly recorded from Vietnam, Phytotaxa 518 (1), pp. 45-53 : 46

Phlogacanthus pulcherrimus T. Anderson (1867: 507) ( Figs. 1B–D , 2 , 3 )

Homotypic synonym:— Cystacanthus pulcherrimus (T.Anderson) C.B. Clarke (1885: 514) .

Type: — MYANMAR. Moulmein [Mawlamyine]: Tavoz Island, 1862, Parish 416 (lectotype, designated here: K: K000885620 , digital image!; isolectotype: CAL: CAL0000019996, digital image!) ( Fig. 1B ) .

Image of lectotype available at http://specimens.kew.org/herbarium/ K000885620

Figures

FIGURE 1. A. Isotype of Phlogacanthus gomezii (Gomez in Wallich 7170, K-W: K000950023, http://specimens.kew.org/herbarium/ K000950023). B. Lectotype of P. pulcherrimus (Parish 416, K: K000885620, http://specimens.kew.org/herbarium/K000885620). C. Remaining syntype of P. pulcherrimus (Falconer 420, CAL: CAL0000019993). D. Remaining syntype of P. pulcherrimus (Helfer s.n., CAL: CAL0000019994). A, B: © The Board of Trustees of the Royal Botanic Gardens, Kew; C, D: © The Director, Botanical Survey of India.

FIGURE 2. Phlogacanthus pulcherrimus: A. Habitat. B. Habit. C. Shoot with inflorescence. A, B: D.V. Hai PTV 675; C: D.V. Hai PTV 1051. Photos by D.V. Hai.

FIGURE 3. Phlogacanthus pulcherrimus: A. Flowering and fruiting shoot. B. Part of inflorescence. C. Flower (front view). D. Bract (abaxial view). E. Bracteole (abaxial view). F. Artificially opened flower showing stamens. G. Stamen. H. Calyx, ovary and style. I. Fruit. J. Artificially opened fruit. A–C: D.V. Hai PTV 675; D–J: D.V. Hai PTV 1051. Photos by D.V. Hai.